Home / 4,081.85-5,632.09-2,402.11

Finding the Fourth Proportional to 4,081.85, 5,632.09 and 2,402.11

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Solution

The fourth proportional to 4,081.85, 5,632.09 and 2,402.11 is: 3,314.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,081.85 : 5,632.09 = 2,402.11 : x
  2. Step 2: Convert to fraction form
    4,081.85/5,632.09 = 2,402.11/x
  3. Step 3: Cross multiply
    4,081.85x = 5,632.09 × 2,402.11
  4. Step 4: Simplify right side
    4,081.85x = 13,528,899.71
  5. Step 5: Solve for x
    x = 13,528,899.71/4,081.85
  6. Step 6: Final answer
    x = 3,314.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.